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| author | Matthew Thode <mthode@mthode.org> | 2015-02-17 18:31:57 -0600 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2015-03-12 10:06:27 +0100 |
| commit | eb83542b81fa8bdbc20a0e69edafedce19aeaaf5 (patch) | |
| tree | 84ab69db95d407d89cf0ba0ef4c56a07837bc517 /net | |
| parent | c07c93a6bac93cca369ecbaf655bf3bb9926d10f (diff) | |
| download | lwn-eb83542b81fa8bdbc20a0e69edafedce19aeaaf5.tar.gz lwn-eb83542b81fa8bdbc20a0e69edafedce19aeaaf5.zip | |
net: reject creation of netdev names with colons
[ Upstream commit a4176a9391868bfa87705bcd2e3b49e9b9dd2996 ]
colons are used as a separator in netdev device lookup in dev_ioctl.c
Specific functions are SIOCGIFTXQLEN SIOCETHTOOL SIOCSIFNAME
Signed-off-by: Matthew Thode <mthode@mthode.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/dev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 249ab7d67254..3ca487e14080 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -935,7 +935,7 @@ bool dev_valid_name(const char *name) return false; while (*name) { - if (*name == '/' || isspace(*name)) + if (*name == '/' || *name == ':' || isspace(*name)) return false; name++; } |